fix older ssl

Author: enri1196

openssl-sys/src/handwritten/cms.rs

@@ -63,11 +63,16 @@ extern "C" {
         flags: c_uint,
     ) -> c_int;
 
-    cfg_if!(
-        if #[cfg(any(ossl101, ossl102))] {
-            pub fn CMS_get0_type(cms: *mut CMS_ContentInfo) -> *const ASN1_OBJECT;
-        } else {
+}
+
+cfg_if! {
+    if #[cfg(ossl111)] {
+        extern "C" {
             pub fn CMS_get0_type(cms: *const CMS_ContentInfo) -> *const ASN1_OBJECT;
         }
-    );
+    } else {
+        extern "C" {
+            pub fn CMS_get0_type(cms: *mut CMS_ContentInfo) -> *const ASN1_OBJECT;
+        }
+    }
 }

openssl/src/cms.rs

@@ -20,7 +20,6 @@ use crate::util::ForeignTypeRefExt;
 use crate::x509::{store::X509StoreRef, X509Ref, X509};
 use crate::{cvt, cvt_p};
 use openssl_macros::corresponds;
-use cfg_if::cfg_if;
 
 bitflags! {
     #[derive(Copy, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
@@ -282,14 +281,8 @@ impl CmsContentInfo {
     #[corresponds(CMS_get0_type)]
     pub fn get_type(&self) -> &Asn1ObjectRef {
         unsafe {
-            cfg_if!(
-                if #[cfg(any(ossl101, ossl102))] {
-                    let asn1_type = ffi::CMS_get0_type(self.as_ptr());
-                } else {
-                    let asn1_type = ffi::CMS_get0_type(self.as_ptr() as *const _);
-                }
-            );
-            
+            let asn1_type = ffi::CMS_get0_type(self.as_ptr());
+
             Asn1ObjectRef::from_const_ptr(asn1_type)
         }
     }